diff -ur ppl-0.10/Watchdog/doc/Makefile.in ppl-0.10-patched/Watchdog/doc/Makefile.in
--- ppl-0.10/Watchdog/doc/Makefile.in	2008-11-04 10:36:59.000000000 +0100
+++ ppl-0.10-patched/Watchdog/doc/Makefile.in	2009-02-18 23:15:28.000000000 +0100
@@ -163,7 +163,7 @@
 debug_flag = @debug_flag@
 
 # All the documentation in docdir.
-docdir = @docdir@
+docdir = @docdir@/pwl
 dvidir = @dvidir@
 exec_prefix = @exec_prefix@
 host = @host@
diff -ur ppl-0.10/configure ppl-0.10-patched/configure
--- ppl-0.10/configure	2008-11-04 10:37:00.000000000 +0100
+++ ppl-0.10-patched/configure	2009-02-18 22:36:56.000000000 +0100
@@ -2923,10 +2923,6 @@
 PPL_CONFIGURE_OPTIONS="\"$ac_configure_args\""
 
 
-# Installation directories.
-docdir='${datadir}/doc/ppl'
-
-
 # Generate a configuration header file.
 ac_config_headers="$ac_config_headers config.h"